package com.xiaoge.response;

import io.swagger.annotations.ApiModelProperty;
import lombok.Data;

import java.util.HashMap;
import java.util.Map;

/**
 * @Description: 公共返回结果
 * @author: scott
 * @date: 2020年10月22日 15:33
 */

@Data
public class Result {

    @ApiModelProperty(value = "是否成功")
    private Boolean success;

    @ApiModelProperty(value = "状态码")
    private Integer code;

    @ApiModelProperty(value = "返回消息")
    private String message;

    @ApiModelProperty(value = "返回数据")
    private Map<String,Object> data = new HashMap<>();

    //构造方法私有化，里面的方法都是静态方法，达到保护属性的作用
    private Result(){

    }

    //这里使用链式编程,特点就是可以无限的 ......,例如 Result.ok().data("users",list)
    public static Result ok(){
        Result result = new Result();
        result.setSuccess(true);
        result.setCode(ResultCode.SUCCESS.getCode());
        result.setMessage(ResultCode.SUCCESS.getMessage());
        return result;
    }

    public static Result error(){
        Result result = new Result();
        result.setSuccess(false);
        result.setCode(ResultCode.ERROR.getCode());
        result.setMessage(ResultCode.ERROR.getMessage());
        return result;
    }

    // 自定义返回成功与否
    public Result success(Boolean success){
        this.setSuccess(success);
        return this;
    }

    public Result message(String message){
        this.setMessage(message);
        return this;
    }

    public Result code(Integer code){
        this.setCode(code);
        return this;
    }

    public Result data(String key,Object value){
        this.data.put(key, value);
        return this;
    }

    public Result data(Map<String,Object> map){
        this.setData(map);
        return this;
    }
}
